Dividend-adjusted return from the previous close · S&P 500 uses VOOIUSBS&P 500 · VOO
| Returns | 1D | 1M | 3M | YTD | 1Y | 3Y | 5Y | MAX |
|---|---|---|---|---|---|---|---|---|
| Total return | −0.2% | +2.1% | −0.8% | −0.5% | −0.1% | +17.9% | +1.0% | +28.7% |
| Peer average | −0.1% | +1.9% | −0.9% | −0.4% | +0.1% | +18.3% | +3.0% | — |
| S&P 500 · VOO | +0.3% | −2.6% | −1.7% | +11.5% | +11.9% | +90.9% | +77.5% | — |
Key Statistics
Open all fund facts →- AUM
- $50.1B
- Expense ratio
- 0.06%
- Distribution yield
- 4.4%
- NAV
- $44.67
- Volume
- 4.9M
- Avg. volume 30D
- 7.5M
- High today
- $44.75
- Low today
- $44.64
- Previous close
- $44.76
- 52-week high
- $47.23
- 52-week low
- $43.75
- Our risk indicator
- 2/5
IUSB in One Breath
IUSB Among Core Aggregate ETFs
YTDEnd-of-day Nov 4, 2026 · 82 Core aggregate ETFs by YTD
$10,000 in IUSB
5Y$10,000 in IUSB became
$10,102
In the S&P 500 (VOO)
$17,749
Total return, dividends in · Oct 26, 2021 – Nov 3, 2026 · S&P 500 uses VOO
IUSB’s Top Holdings
TodayBLK Liquidity BLK Liquidity Temp Cash Inst #214.6%TREASURY NOT0.5%TREASURY NOT0.4%TREASURY NOT0.4%TREASURY NOT0.4%UMBS 15YR TB0.4%TREASURY NOT0.4%TREASURY NOT0.4%TREASURY NOT0.4%UMBS 30YR TB0.3%TREASURY NOT0.3%TREASURY NOT0.3%TREASURY NOT0.3%TREASURY NOT0.3%TREASURY NOT0.3%TREASURY NOT0.3%TREASURY NOT0.3%TREASURY NOT0.3%TREASURY NOT0.3%TREASURY NOT0.3%TREASURY NOT0.3%TREASURY NOT0.3%
BLK Liquidity BLK Liquidity Temp Cash Inst #214.6%TREASURY NOT0.5%TREASURY NOT0.4%TREASURY NOT0.4%TREASURY NOT0.4%UMBS 15YR TB0.4%TREASURY NOT0.4%TREASURY NOT0.4%TREASURY NOT0.4%UMBS 30YR TB0.3%TREASURY NOT0.3%TREASURY NOT0.3%
iShares IUSB · 18,315 holdings · top 22 shown · tile size = share of the fund · as of Nov 3, 2026
What IUSB Holds
TodayAll holdings100.0%
BLK Liquid 4.6 · TREASURY N · TREASURY N · TREASURY N · TREASURY N · UMBS 15YR · TREASURY N
iShares IUSB · share of the fund · as of Nov 3, 2026
BLK’s Share of IUSB
Today4.6%
$46 of every $1,000 in IUSB is BLK
BLK held by IUSB
$2.3B
iShares IUSB · each square = $10 of $1,000 · as of Nov 3, 2026
IUSB’s Share of Core Aggregate ETFs
Today8.6%
of the $584B in 91 Core aggregate ETFs
$50.1B8.6%
$161B27.6%
$139B23.8%
$234B40.0%
Core aggregate ETF AUM · Nov 4, 2026
IUSB Fee per $100 vs Peers
TodayExpense ratio · Core aggregate peers · Nov 4, 2026
Inside IUSB
18,315 holdings · as of Nov 3, 2026IUSB
iShares Core Universal USD Bond ETF
TodayAll holdings100.0%18,301 more holdings90.5% of the fund
All holdings100.0%18,309 more holdings93.3% of the fund
| # | Ticker | Company | Weight ▼ |
|---|---|---|---|
| 1 | — | BLK Liquidity Temp Cash Inst #21 | 4.64% |
| 2 | — | Treasury Note 4.63% 02/15/2035 | 0.49% |
| 3 | — | Treasury Note 4.00% 11/15/2035 | 0.42% |
| 4 | — | Treasury Note 4.25% 08/15/2035 | 0.41% |
| 5 | — | Treasury Note 1.88% 02/15/2032 | 0.38% |
| 6 | — | Umbs 15yr Tba(reg B) 2.00% 11/17/2026 | 0.37% |
| 7 | — | Treasury Note 4.13% 05/31/2031 | 0.37% |
| 8 | — | Treasury Note (2old) 4.13% 02/15/2036 | 0.36% |
| 9 | — | Treasury Note (old) 5.00% 09/30/2031 | 0.35% |
| 10 | — | Umbs 30yr Tba(reg A) 5.50% 11/12/2026 | 0.34% |
iShares IUSB · current holdings by weight · as of Nov 3, 2026 · each tile is one holding · top 20 = 11.4%
How It Compares
IUSB
iShares Core Universal USD Bond ETF’s Peers
YTDCore aggregate peers · YTD and past-year returns · as of Nov 4, 2026 · sorted by AUM
Head to Head
Put IUSB head to head with BND →BND vs IUSB
YTDYear to date
IUSB wins+0.1 pts
Past year
IUSB wins+0.2 pts
Fee
BND winslower fee
Yield
IUSB wins+0.2 pts
AUM
BND3.2× more
3–1IUSB wins
Vanguard BND and iShares IUSB · year-to-date · as of Nov 4, 2026 · AUM not scored
IUSB vs VOO
YTDIUSB · iShares Core Universal USD Bond
−0.5%
VOO · S&P 500
+11.5%
Gap
12.0 pts
iShares IUSB and Vanguard VOO · YTD total return · as of Nov 4, 2026
IUSB vs Its Peer Average
YTDIUSBAvsBPeer average
1D−0.2%−0.1%
1M+2.1%+1.9%
3M−0.8%−0.9%
YTD−0.5%−0.4%
1Y−0.1%+0.1%
3Y+17.9%+18.3%
5Y+1.0%+3.0%
2–5Peer average wins
90 Core aggregate peers · each row scaled to its leader
The Details
IUSB
Risk
1Y2/5our risk indicator
CalmerBumpier
Volatility · 1Y3.86%
Deepest drop · 1Y−4.3%
Lowest point · 5Y−15.5%
52-week range
$44.69
$43.75−5.4% from the high$47.23
iShares IUSB · past-year price moves · as of Nov 4, 2026
IUSB
Fund Facts
Today2014launched Jun 10
Tracks[…]
Exchange · CUSIPNASDAQ · 46434V613
StructureETF
Leverage1x
Cost on $10,000$6 a year
Go deeper
iShares IUSB · fund facts · as of Nov 4, 2026
IUSB
Payouts by Year
6Y$0.17per share, Nov 2026
Distribution yield4.4%
PaidEvery month
Latest ex-date · paidNov 2 · Nov 5, 2026
12 payouts added up$1.95 a share
iShares IUSB · distributions by ex-date · 2021–2026
All Fund FactsDocuments · trading · fees · every payout
Prospectus & Documents
Trading & Liquidity
Net asset value$44.67
Premium / discount[…]
Median spread · 30D[…]
Volume today4.9M
Average volume · 30D7.5M
Shares outstanding[…]
Options[…]
Fees & Costs
Net expense ratio0.06%
Gross expense ratio[…]
Management fee[…]
Cost on $10,000 a year$6.00
Our risk indicator2/5
Estimated yearly cost excludes trading costs and assumes constant assets.
Distributions
| Ex-date | Paid | Per share |
|---|---|---|
| Nov 2, 2026 | Nov 5, 2026 | $0.17 |
| Oct 1, 2026 | Oct 6, 2026 | $0.15 |
| Sep 1, 2026 | Sep 4, 2026 | $0.17 |
| Aug 3, 2026 | Aug 6, 2026 | $0.17 |
| Jul 1, 2026 | Jul 7, 2026 | $0.16 |
| Jun 1, 2026 | Jun 4, 2026 | $0.15 |
| May 1, 2026 | May 6, 2026 | $0.16 |
| Apr 1, 2026 | Apr 7, 2026 | $0.16 |
| Mar 2, 2026 | Mar 5, 2026 | $0.16 |
| Feb 2, 2026 | Feb 5, 2026 | $0.17 |
| Dec 19, 2025 | Dec 24, 2025 | $0.16 |
| Dec 1, 2025 | Dec 4, 2025 | $0.16 |
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